“Being Mary Jane”

Tuesday at 10 p.m. on BET

The Gabrielle Union drama returns for Season Two with her cable news anchor Mary Jane Paul taking a career turn by featuring more stories about the “Black experience” on her show, trying everything possible to get pregnant and opening her heart to a new man (Gary Dourdan).

“Allegiance”

Thursday at 10 p.m. on NBC

After years or dormancy, Russian KGB agent Katya (Hope Davis) and her American husband Mark (Scott Cohen) are reactivated by Mother Russia to turn their son Alex (Gavin Stenhouse), a young, idealistic CIA analyst, into a spy. Margarita Levieva (“Revenge”) co-stars.

“Better Call Saul”

Sunday at 10 p.m. on AMC

The much-hyped “Breaking Bad” prequel finally premieres, following Saul Goodman (Bob Odenkirk), now known as Jimmy McGill, six years before he met Walter White, when he was just a small-time lawyer hustling to make ends meet. Jonathan Banks also reprises his “Breaking Bad” role as Mike Ehrmantraut, Jimmy’s “fixer.”